#production-list__container.viewPort {
    height: 51vw;
}


.rotated-btn {
    background-color: var(--active-color);
    color: #fff;
    text-align: center;
    font-size: 1.4em;
    position: absolute;
    transform: rotate(-90deg) translate(35%, 150%);
    padding: 5px;
    width: calc(3* var(--length-2x));
    left: calc(-1* var(--length-3x) - 1px);
    bottom: var(--length-3x);
}

.rotated-btn:hover {
	color: #fff;
	filter: contrast(1.1);
}

#mainFrame {
    width: calc(100* var(--vw) - var(--aside-width) - var(--scrollbar-width));
}

#article__content {
    background-color: var(--active-color);
    width: 38vw;
    padding-top: var(--length-2x);
    padding-left: var(--length-3x);
    padding-right: var(--length-3x);
    padding-bottom: var(--length-1x);
}

#article__content h1 {
    font-size: 8vw;
    height: 6.5vw;
    line-height: 5.7vw;
    text-transform: uppercase;
    white-space: nowrap;
}

#article__content h2 {
    height: 2.8vw;
    margin: .2em 0 0;
    line-height: 1.7vw;
    font-size: 3.3vw;
    white-space: nowrap;
}

#article__content .very_content { 
    font-size: larger;
    margin-top: 15px;
    line-height: 1.2em;
}

.article__navigation {
    position: absolute;
    top: calc(var(--length-1x) - 15px);
}

.article__navigation .article__btn-next, 
.article__navigation .article__btn-prev { cursor: pointer; font-size: 30px; }

.article__navigation .article__btn-next { margin-left: 14px; }

.show-photo-btn {
    top: 0;
    left: 40%;
    transform: translateY(-100%);
    padding: 5px;
    width: calc(3* var(--length-2x));
    text-align: center;
    font-size: 1.4em;
    cursor: pointer;
}

.mainFrameWrapper.promo .show-photo-btn {
    color: #fff;
    background-color: #333; 
}

.mainFrameWrapper.promo #article__content {
    background-color: rgba(255, 255, 255, .85);
    color: #000;
}

.show-photo-btn {
    width: 14vw;
    left: 50%;
    transform: translate(-50%, -100%);
    font-size: 1vw;
}


@media screen and (orientation: portrait) and (max-width: 1210px) {
    :root {
        --aside-height: 45px;
        --least-height: calc( 100 * var(--vh) - var(--aside-height) - var(--header-row-height) );
        --aside-back-color: #333333;
    }

    #left-aside { 
        height: var(--aside-height); 
        padding: 0; 
        background-color: var(--aside-back-color); 
    }

    #mainFrame, #left-aside, .mainFrameWrapper, .left-aside-wrap {
        width: 100%;
    }

    #left-aside .hippo-link.filter__type {
        font-family: 'Akrobat';
        font-size: large;
        display: inline-block;
        height: var(--aside-height);
        line-height: var(--aside-height);
        margin: 0 !important;
    }

    .left-aside-wrap {
        display: flex;
        height: var(--aside-height);
        align-items: center;
        justify-content: space-between;
        text-transform: none;
        font-weight: 400;
        padding: 0px var(--length-3x);
    }

    #mainFrame { height: calc(100vw / 12* 9); }

    .articleContentWrap { position: relative; }

    #article__content {
        width: 100%;
        padding-top: calc(1.6* var(--length-2x));
        padding-bottom: calc(1.6* var(--length-2x));
    }

    #article__content h1 {
        font-size: 16vw;
        height: 12.5vw;
        line-height: 10vw;
    }

    #article__content h2 {
        height: 4.8vw;
        line-height: 3vw;
        font-size: 5.7vw;
    }

    .article__navigation {
        position: relative;
        top: calc(-.8* var(--length-2x));
        width: 100%;
        display: flex;
        justify-content: space-between;
    }

    #article__content .very_content { font-size: large; }

    .show-photo-btn {
        left: 50%;
        transform: translate(-50%, -100%);
        width: auto;
        padding: 5px 30px;
    }
}


@media (max-width: 770px) and (orientation: portrait) {
    :root {
        --aside-height: 45px;
        --least-height: calc( 100 * var(--vh) - var(--aside-height) - var(--header-row-height) );
        --aside-back-color: #333333;
    }

    #left-aside { 
        height: var(--aside-height); 
        padding: 0; 
        background-color: var(--aside-back-color); 
    }

    #mainFrame, #left-aside, .mainFrameWrapper, .left-aside-wrap {
        width: 100%;
    }

    #left-aside .hippo-link.filter__type {
        font-family: 'Akrobat';
        font-size: large;
        display: inline-block;
        height: var(--aside-height);
        line-height: var(--aside-height);
        margin: 0 !important;
    }

    .left-aside-wrap {
        display: flex;
        height: var(--aside-height);
        align-items: center;
        justify-content: space-between;
        text-transform: none;
        font-weight: 400;
        padding: 0px var(--length-3x);
    }

    #mainFrame { height: calc(100vw / 16* 9); }

    .articleContentWrap { position: relative; }

    #article__content {
        width: 100%;
        padding-top: calc(1.6* var(--length-2x));
        padding-bottom: calc(1.6* var(--length-2x));
    }

    #article__content h1 {
        font-size: 16vw;
        height: 12.5vw;
        line-height: 10vw;
    }

    #article__content h2 {
        height: 4.8vw;
        line-height: 3vw;
        font-size: 5.7vw;
    }

    .article__navigation {
        position: relative;
        top: calc(-.8* var(--length-2x));
        width: 100%;
        display: flex;
        justify-content: space-between;
    }

    #article__content .very_content { font-size: large; }

    .show-photo-btn {
        left: 50%;
        transform: translate(-50%, -100%);
        width: auto;
        padding: 5px 30px;
    }
}


@media (max-width: 570px) {
    #mainFrame { height: calc(100vw / 16* 12); }
    
    .viewPort {
        height: auto !important;
    }
}

@media screen and (orientation: landscape) and (max-width: 1100px) {
    :root {
        --article-width: 45vw;
    }
    #mainFrame {
        width: calc(100 * var(--vw) - var(--aside-width));
    }

    #production-list__container.viewPort { height: calc(100 * var(--vh)) !important;  }

    #article__content {
        width: var(--article-width);
        padding-left: var(--length-2x);
        padding-right: var(--length-2x);
        padding-bottom: var(--length-3x);
        height: calc(100 * var(--vh));
        display: flex;
        align-items: flex-end;
    }

    .articleContentWrap.bottomRight {
        bottom: auto;
        top: 0px;
    }

    .article__navigation {
        width: calc(var(--article-width) - 2 * var(--length-2x));
        display: flex;
        justify-content: space-between;
        top: var(--length-2x);
    }

    .show-photo-btn {
        z-index: 999;
        bottom: 0;
        top: auto;
        transform: translateX(-100%);
        left: 0;
        width: calc(100 * var(--vw) - var(--aside-width) - var(--article-width));
    }
}